326 lines
11 KiB
Rust
326 lines
11 KiB
Rust
use std::{
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env,
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ffi::OsStr,
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fs,
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path::{Path, PathBuf},
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process::{Command, Output},
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sync::atomic::{AtomicUsize, Ordering},
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};
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static NEXT_TEMP_ID: AtomicUsize = AtomicUsize::new(0);
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const EXPECTED_TEST_OUTPUT: &str = concat!(
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"test \"explicit local fs write text status facade\" ... ok\n",
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"test \"explicit local fs read text facade\" ... ok\n",
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"test \"explicit local fs write text result facade\" ... ok\n",
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"test \"explicit local fs read text result facade\" ... ok\n",
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"test \"explicit local fs read text via handle facade\" ... ok\n",
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"test \"explicit local fs open read close handle facade\" ... ok\n",
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"test \"explicit local fs closed handle read err facade\" ... ok\n",
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"test \"explicit local fs invalid close err facade\" ... ok\n",
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"test \"explicit local fs read text option missing facade\" ... ok\n",
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"test \"explicit local fs read text option present facade\" ... ok\n",
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"test \"explicit local fs read text or missing facade\" ... ok\n",
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"test \"explicit local fs read text or present facade\" ... ok\n",
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"test \"explicit local fs write text ok facade\" ... ok\n",
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"test \"explicit local fs read i32 result present facade\" ... ok\n",
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"test \"explicit local fs read i32 or zero invalid facade\" ... ok\n",
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"test \"explicit local fs read u32 result present facade\" ... ok\n",
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"test \"explicit local fs read u32 or zero invalid facade\" ... ok\n",
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"test \"explicit local fs read i64 result present facade\" ... ok\n",
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"test \"explicit local fs read i64 or zero missing facade\" ... ok\n",
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"test \"explicit local fs read u64 result present facade\" ... ok\n",
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"test \"explicit local fs read u64 or zero missing facade\" ... ok\n",
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"test \"explicit local fs read f64 result present facade\" ... ok\n",
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"test \"explicit local fs read f64 or zero invalid facade\" ... ok\n",
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"test \"explicit local fs read bool result present facade\" ... ok\n",
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"test \"explicit local fs read bool or false invalid facade\" ... ok\n",
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"test \"explicit local fs typed option facade\" ... ok\n",
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"test \"explicit local fs typed custom fallback facade\" ... ok\n",
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"test \"explicit local fs facade all\" ... ok\n",
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"28 test(s) passed\n",
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);
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const STANDARD_FS_SOURCE_FACADE_ALPHA: &[&str] = &[
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"read_text",
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"read_text_result",
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"read_text_option",
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"write_text_status",
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"write_text_result",
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"open_text_read_result",
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"read_open_text_result",
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"close_result",
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"read_text_via_handle_result",
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"close_ok",
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"read_text_or",
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"write_text_ok",
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"read_i32_result",
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"read_i32_option",
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"read_i32_or_zero",
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"read_i32_or",
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"read_u32_result",
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"read_u32_option",
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"read_u32_or_zero",
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"read_u32_or",
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"read_i64_result",
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"read_i64_option",
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"read_i64_or_zero",
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"read_i64_or",
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"read_u64_result",
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"read_u64_option",
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"read_u64_or_zero",
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"read_u64_or",
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"read_f64_result",
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"read_f64_option",
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"read_f64_or_zero",
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"read_f64_or",
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"read_bool_result",
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"read_bool_option",
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"read_bool_or_false",
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"read_bool_or",
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];
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const LOCAL_RESULT_BRIDGE_HELPERS: &[&str] = &[
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"ok_or_none_i32",
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"ok_or_none_u32",
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"ok_or_none_i64",
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"ok_or_none_u64",
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"ok_or_none_string",
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"ok_or_none_f64",
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"ok_or_none_bool",
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];
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#[test]
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fn standard_fs_source_facade_project_checks_formats_and_tests() {
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let project =
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Path::new(env!("CARGO_MANIFEST_DIR")).join("../examples/projects/std-layout-local-fs");
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assert_local_fs_fixture_is_source_authored(&project);
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let fmt = run_glagol([
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OsStr::new("fmt"),
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OsStr::new("--check"),
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project.as_os_str(),
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]);
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assert_success("std layout local fs fmt --check", &fmt);
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let check = run_glagol([OsStr::new("check"), project.as_os_str()]);
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assert_success_stdout(check, "", "std layout local fs check");
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let test_cwd = temp_root("test");
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let test = run_glagol_in([OsStr::new("test"), project.as_os_str()], &test_cwd);
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assert_success_stdout(
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test,
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EXPECTED_TEST_OUTPUT,
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"std layout local fs test output",
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);
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}
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fn assert_local_fs_fixture_is_source_authored(project: &Path) {
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let fs_source = read(&project.join("src/fs.slo"));
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let result_source = read(&project.join("src/result.slo"));
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let string_source = read(&project.join("src/string.slo"));
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let main = read(&project.join("src/main.slo"));
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assert!(
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fs_source.starts_with("(module fs (export "),
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"fs.slo must stay an explicit local module export"
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);
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assert!(
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string_source.starts_with("(module string (export "),
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"string.slo must stay an explicit local module export"
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);
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assert!(
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result_source.starts_with("(module result (export "),
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"result.slo must stay an explicit local module export"
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);
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assert!(
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main.starts_with("(module main)\n\n(import fs ("),
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"main.slo must stay an explicit local fs import"
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);
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assert!(
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!main.contains("(import std") && !main.contains("(import slovo.std"),
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"fs fixture must not depend on automatic or package std imports"
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);
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assert!(
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main.contains("\"glagol-std-layout-local-fs-alpha.txt\"")
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&& main.contains("\"std fs source search alpha\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-missing.txt\"")
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&& main.contains("\"std fs source fallback alpha\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-i32.txt\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-u32.txt\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-i64.txt\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-u64.txt\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-f64.txt\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-bool.txt\"")
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&& main.contains("\"glagol-std-layout-local-fs-alpha-invalid.txt\""),
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"fs fixture must use deterministic relative paths and text content"
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);
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assert!(
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fs_source.contains("(import result (ok_or_none_string ok_or_none_i32 ok_or_none_u32 ok_or_none_i64 ok_or_none_u64 ok_or_none_f64 ok_or_none_bool))")
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&& fs_source.contains("(import string (parse_i32_result parse_u32_result parse_i64_result parse_u64_result parse_f64_result parse_bool_result))")
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&& fs_source.contains("(std.fs.read_text path)")
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&& fs_source.contains("(std.fs.read_text_result path)")
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&& fs_source.contains("(std.fs.write_text path text)")
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&& fs_source.contains("(std.fs.write_text_result path text)")
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&& fs_source.contains("(std.fs.open_text_read_result path)")
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&& fs_source.contains("(std.fs.read_open_text_result handle)")
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&& fs_source.contains("(std.fs.close_result handle)"),
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"fs.slo must stay a local source facade over fs calls plus local string and result bridge helpers"
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);
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assert!(
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!fs_source.contains("std.string.")
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&& !main.contains("std.")
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&& !fs_source.contains("(import std."),
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"fs fixture must stay local and must not depend on repo std imports"
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);
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let mut non_string_std = string_source.clone();
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for allowed in [
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"std.string.len",
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"std.string.concat",
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"std.string.parse_i32_result",
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"std.string.parse_u32_result",
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"std.string.parse_i64_result",
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"std.string.parse_u64_result",
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"std.string.parse_f64_result",
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"std.string.parse_bool_result",
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] {
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non_string_std = non_string_std.replace(allowed, "");
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}
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assert!(
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!non_string_std.contains("std."),
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"local string fixture must use only the promoted std.string runtime names"
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);
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let mut non_result_std = result_source.clone();
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for allowed in [
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"std.result.is_ok",
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"std.result.is_err",
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"std.result.unwrap_ok",
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"std.result.unwrap_err",
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] {
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non_result_std = non_result_std.replace(allowed, "");
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}
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assert!(
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!non_result_std.contains("std."),
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"local result fixture must use only the promoted std.result runtime names"
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);
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assert!(
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!fs_source.contains("binary")
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&& !fs_source.contains("list_dir")
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&& !fs_source.contains("walk")
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&& !fs_source.contains("stream")
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&& !fs_source.contains("async")
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&& !fs_source.contains("host_error")
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&& !main.contains("binary")
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&& !main.contains("list_dir")
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&& !main.contains("walk")
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&& !main.contains("stream")
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&& !main.contains("async")
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&& !main.contains("host_error"),
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"fs fixture must not claim deferred fs APIs or richer host error semantics"
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);
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for helper in STANDARD_FS_SOURCE_FACADE_ALPHA {
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assert!(
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fs_source.contains(&format!("(fn {} ", helper)),
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"fs.slo is missing source facade `{}`",
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helper
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);
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assert!(
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main.contains(helper),
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"main.slo does not explicitly import/use `{}`",
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helper
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);
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}
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for helper in LOCAL_RESULT_BRIDGE_HELPERS {
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assert!(
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result_source.contains(&format!("(fn {} ", helper)),
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"result.slo is missing local result bridge helper `{}`",
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helper
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);
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}
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for helper in [
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"parse_i32_result",
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"parse_u32_result",
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"parse_i64_result",
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"parse_u64_result",
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"parse_f64_result",
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"parse_bool_result",
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] {
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assert!(
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string_source.contains(&format!("(fn {} ", helper)),
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"string.slo is missing local parse helper `{}`",
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helper
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);
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}
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}
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fn run_glagol<I, S>(args: I) -> Output
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where
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I: IntoIterator<Item = S>,
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S: AsRef<std::ffi::OsStr>,
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{
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run_glagol_in(args, Path::new(env!("CARGO_MANIFEST_DIR")))
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}
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fn run_glagol_in<I, S>(args: I, cwd: &Path) -> Output
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where
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I: IntoIterator<Item = S>,
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S: AsRef<std::ffi::OsStr>,
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{
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Command::new(env!("CARGO_BIN_EXE_glagol"))
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.args(args)
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.current_dir(cwd)
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.output()
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.expect("run glagol")
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}
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fn temp_root(name: &str) -> PathBuf {
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let path = env::temp_dir().join(format!(
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"glagol-standard-fs-source-facade-{}-{}-{}",
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name,
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std::process::id(),
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NEXT_TEMP_ID.fetch_add(1, Ordering::Relaxed)
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));
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let _ = fs::remove_dir_all(&path);
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fs::create_dir_all(&path).unwrap_or_else(|err| panic!("create `{}`: {}", path.display(), err));
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path
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}
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fn read(path: &Path) -> String {
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fs::read_to_string(path).unwrap_or_else(|err| panic!("read `{}`: {}", path.display(), err))
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}
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fn assert_success(context: &str, output: &Output) {
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let stdout = String::from_utf8_lossy(&output.stdout);
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let stderr = String::from_utf8_lossy(&output.stderr);
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assert!(
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output.status.success(),
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"{} failed\nstdout:\n{}\nstderr:\n{}",
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context,
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stdout,
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stderr
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);
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assert!(stderr.is_empty(), "{} wrote stderr:\n{}", context, stderr);
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}
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fn assert_success_stdout(output: Output, expected: &str, context: &str) {
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let stdout = String::from_utf8_lossy(&output.stdout);
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let stderr = String::from_utf8_lossy(&output.stderr);
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assert!(
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output.status.success(),
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"{} failed\nstdout:\n{}\nstderr:\n{}",
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context,
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stdout,
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stderr
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);
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assert_eq!(stdout, expected, "{} stdout drifted", context);
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assert!(stderr.is_empty(), "{} wrote stderr:\n{}", context, stderr);
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}
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